The Social Security earnings test reduces benefits at a 33-50% rate once earnings pass a threshold amount - among the highest marginal tax rates in the economy. Previous research dismissed the importance of the earnings test but failed to take advantage of three changes in the earnings test...

The delayed retirement credit (DRC) increases monthly OASI (Old Age and Survivors Insurance) benefits for primary beneficiaries who claim after their full retirement age (FRA). For many years, the DRC was set at 3.0 percent per year (0.25 percent monthly). The 1983 amendments to Social Security...

in this paper we specify and estimate a structural limited dependent variable model with which we study both the health and retirement status of the elderly. Standard linear estimators, which assume that these variable sare continuous, are not appropriate and categorical estimation techniques...

We extend previous estimates of the average marginal tax rate from the federal individual income tax to include social security "contributions." The social security tax is a flat-rate levy on labor earnings (and income from self-employment) up to a ceiling value of earnings. Our computations...

In 1974 the federal government instituted Supplemental Social Insurance(SSI). The eligible group was the elderly on welfare and disabled individuals.The program distributed extra income and made people eligible for Medicaid in all states except Arizona which did not have Medicaid. We used...

We consider the retirement behavior of civilian employees of the United States government. Unlike previous studies, this investigation is based upon a data set containing fairly complete and accurate information about the Social Security and employer-provided pensions for which employees are (or...

This study examines empirically whether social security influences the retirement decisions of individuals. The framework for this study is the life-cycle model of individual behavior. The life-cycle model shows that there are two main ways in which social security can affect behavior. One way...